from launch import LaunchDescription
from launch_ros.actions import Node


def generate_launch_description():
    return LaunchDescription(
        [
            Node(
                package="ros2_step_study_py",
                executable="hello_pub",
                name="hello_pub",
                output="screen",
            ),
            Node(
                package="ros2_step_study_py",
                executable="hello_sub",
                name="hello_sub",
                output="screen",
            ),
        ]
    )
